[INFO] cloning repository https://github.com/tawachan/rust-study
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tawachan/rust-study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftawachan%2Frust-study", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftawachan%2Frust-study'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86bb2237195344cc4ccea87ff73c9f03176a3318
[INFO] checking tawachan/rust-study against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftawachan%2Frust-study" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tawachan/rust-study on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tawachan/rust-study
[INFO] finished tweaking git repo https://github.com/tawachan/rust-study
[INFO] tweaked toml for git repo https://github.com/tawachan/rust-study written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/tawachan/rust-study already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04b257cfb913819a67c0696c8b5a3eabb77315b8ca0d7007a7c3e3c69b74d963
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "04b257cfb913819a67c0696c8b5a3eabb77315b8ca0d7007a7c3e3c69b74d963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04b257cfb913819a67c0696c8b5a3eabb77315b8ca0d7007a7c3e3c69b74d963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04b257cfb913819a67c0696c8b5a3eabb77315b8ca0d7007a7c3e3c69b74d963", kill_on_drop: false }`
[INFO] [stdout] 04b257cfb913819a67c0696c8b5a3eabb77315b8ca0d7007a7c3e3c69b74d963
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c57f460606b176e646e03746cd85a9be5806640ae706128f58ed5373c2a18621
[INFO] running `Command { std: "docker" "start" "-a" "c57f460606b176e646e03746cd85a9be5806640ae706128f58ed5373c2a18621", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-study v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/done.rs:227:7
[INFO] [stdout]     |
[INFO] [stdout] 227 |   let a: PointWith<u16> = PointWith { x: 1, y: 1 };
[INFO] [stdout]     |       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/done.rs:228:7
[INFO] [stdout]     |
[INFO] [stdout] 228 |   let b: PointWith<f32> = PointWith { x: 1.0, y: 1.0 };
[INFO] [stdout]     |       ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Red`
[INFO] [stdout]   --> src/done.rs:95:3
[INFO] [stdout]    |
[INFO] [stdout] 95 |   Red,
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Green`
[INFO] [stdout]   --> src/done.rs:96:3
[INFO] [stdout]    |
[INFO] [stdout] 96 |   Green,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Blue`
[INFO] [stdout]   --> src/done.rs:97:3
[INFO] [stdout]    |
[INFO] [stdout] 97 |   Blue,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]    --> src/done.rs:222:3
[INFO] [stdout]     |
[INFO] [stdout] 222 |   x: T,
[INFO] [stdout]     |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]    --> src/done.rs:223:3
[INFO] [stdout]     |
[INFO] [stdout] 223 |   y: T,
[INFO] [stdout]     |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/done.rs:227:7
[INFO] [stdout]     |
[INFO] [stdout] 227 |   let a: PointWith<u16> = PointWith { x: 1, y: 1 };
[INFO] [stdout]     |       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/done.rs:228:7
[INFO] [stdout]     |
[INFO] [stdout] 228 |   let b: PointWith<f32> = PointWith { x: 1.0, y: 1.0 };
[INFO] [stdout]     |       ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Red`
[INFO] [stdout]   --> src/done.rs:95:3
[INFO] [stdout]    |
[INFO] [stdout] 95 |   Red,
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Green`
[INFO] [stdout]   --> src/done.rs:96:3
[INFO] [stdout]    |
[INFO] [stdout] 96 |   Green,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Blue`
[INFO] [stdout]   --> src/done.rs:97:3
[INFO] [stdout]    |
[INFO] [stdout] 97 |   Blue,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]    --> src/done.rs:222:3
[INFO] [stdout]     |
[INFO] [stdout] 222 |   x: T,
[INFO] [stdout]     |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]    --> src/done.rs:223:3
[INFO] [stdout]     |
[INFO] [stdout] 223 |   y: T,
[INFO] [stdout]     |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "c57f460606b176e646e03746cd85a9be5806640ae706128f58ed5373c2a18621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c57f460606b176e646e03746cd85a9be5806640ae706128f58ed5373c2a18621", kill_on_drop: false }`
[INFO] [stdout] c57f460606b176e646e03746cd85a9be5806640ae706128f58ed5373c2a18621